Flossing device



FIG. 1 is a rear perspective view of the flossing device of my new design;

FIG. 2 is a top view of the flossing device of my new design;

FIG. 3 is a left side view of the flossing device of my new design, the right side view being identical thereto;

FIG. 4 is a bottom view of the flossing device of my new design;

FIG. 5 is a front end view of the flossing device of my new design; and,

FIG. 6 is a rear end view of the flossing device of my new design.

The broken lines in the drawing are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a flossing device, as shown and described. 